Answer: bolts
Explanation: The flange of a water closet could be explained as a pipeline object which is located in between the toilet which people sit when about to defecate and the drain pipe which transports the waste to the septic tank. The water closet flange is placed on a drilled floor in the location where the toilet is to be positioned, the flange, the toilet or closet system is the secured to the flange using bolts. The flange provides a platform upon which the closet sits and the screws are employed to tighten and ensure firm placement of the toilet on the anchor (flange).